diff --git a/metric/sink/datadog.go b/metric/sink/datadog.go
index 9495d94a..ebe01f11 100644
--- a/metric/sink/datadog.go
+++ b/metric/sink/datadog.go
@@ -92,7 +92,7 @@ func (d *Datadog) do(ctx context.Context, unix int64) error {
 	}
 	userList, _ := d.users.ListRange(ctx, core.UserParams{
 		Sort: false,
-		Page: 1,
+		Page: 0,
 		Size: 5,
 	})
 	tags := createTags(d.config)
diff --git a/metric/sink/datadog_test.go b/metric/sink/datadog_test.go
index 552b4ae1..e6c5fa1b 100644
--- a/metric/sink/datadog_test.go
+++ b/metric/sink/datadog_test.go
@@ -39,7 +39,7 @@ func TestDo(t *testing.T) {
 
 	users := mock.NewMockUserStore(controller)
 	users.EXPECT().Count(gomock.Any()).Return(int64(10), nil)
-	users.EXPECT().ListRange(gomock.Any(), gomock.Any()).Return([]*core.User{{Email: "jane@acme.com"}}, nil)
+	users.EXPECT().ListRange(gomock.Any(), gomock.Any()).Return([]*core.User{{Email: "jane@acme.com", Created: 1257894000}}, nil)
 
 	repos := mock.NewMockRepositoryStore(controller)
 	repos.EXPECT().Count(gomock.Any()).Return(int64(20), nil)
@@ -75,7 +75,7 @@ var sample = `{
 			"points": [[915148800, 10]],
 			"type": "gauge",
 			"host": "test.example.com",
-			"tags": ["version:` + version.Version.String() + `","remote:github:cloud","scheduler:internal:agents","license:trial","installer:jane@acme.com"]
+			"tags": ["version:` + version.Version.String() + `","remote:github:cloud","scheduler:internal:agents","license:trial","installer:jane@acme.com","installed:2009-11-10T23:00:00Z"]
 		},
 		{
 			"metric": "drone.repos",
diff --git a/metric/sink/tags.go b/metric/sink/tags.go
index 34bc7a40..a3666d9c 100644
--- a/metric/sink/tags.go
+++ b/metric/sink/tags.go
@@ -16,6 +16,7 @@ package sink
 
 import (
 	"fmt"
+	"time"
 
 	"github.com/drone/drone/core"
 	"github.com/drone/drone/version"
@@ -81,8 +82,9 @@ func createInstallerTags(users []*core.User) []string {
 		if len(user.Email) == 0 {
 			continue
 		}
-		tag := fmt.Sprintf("installer:%s", user.Email)
-		tags = append(tags, tag)
+		tag1 := fmt.Sprintf("installer:%s", user.Email)
+		tag2 := fmt.Sprintf("installed:%s", time.Unix(user.Created, 0).UTC().Format(time.RFC3339Nano))
+		tags = append(tags, tag1, tag2)
 		break
 	}
 	return tags